Damp-proof paint.



c ripe n i. Lin. .1.

33 BERT CJNNERS, 01F TOLEDO,

PAINT.

newness.

Ho Drawin To all whom it may concur ii:

Be it known that We, dunner H. lime and BERT CoNNnns, citizens of the United States, and residents of Toledo, in the county of Lucas and State of *Ohio, have invented a certain new and useful Da1np-Proci Paint; and We do hereby declare the :foilovving to be a full clear and exact descrrition oi' the invention, such as will enable others skilled in the art to which it appertains to make and use the same.

his invention relates to a paint, and has for its object the provision of a damp proof paint, which is particularly intended for use on damp surfaces, such, for instance, as freshly plastered walls, and W. ch Will dry quickly and While the surface Whichit covers still damp, Without cracking, peel ing or chipping off.

These in redients with the exception of c L, a i v the naphtha, alter being thoroughly mixed together, are thinned by the introduction of the naphtha. U

The White lead, ped plaster and plaster of aris form the base or body of the paint. If desired, silica and Whiting may be sub stituted together for the plaster of Paris and should therefore be considered as an equivalent of plaster of Paris so far as the present invention is concerned. Pod plaster, which is the commercial name for a cement or plasterdikc substance, contains a mixture of substantially (36% plaster oi Paris and lime. lt'is thus apparent that the paint oi? this potent he obtained two cents each, in Washington, 11?). d.

Specification of Letters Patent.

Application filed october 1?, 1.917.

restricted thereto, but is ous modifications without lead, lime, plaster of a 4 q- 7'! L I -i Patenlen hep 8%, 191m serial No. 13?,6155.

mixture contains approximately lime and 23% plaster of Paris.

The paint embodying our invention will dry very quickly on either dry or damp surfaces, and is particularly intended for use as a first coat for damp surfaces, andina-y he applied to damp plastered Walls shortly after plastering or the application of the putty coat thereto, and will quickly dry and form a hard dry surface over the plaster or putty coat and firmly adhere thereto irrespective of the condition of the plaster. This paint is also particularly adapted, for use on the hulls of boats and on other sur faces which it desired to render Waterproof or to have from.

If desired, a coloring ingredient may he added to the compound to give it the desired color.

It is to he understood that While We have particularly described the ingredients and proportions thereof embodied in a preferred. form of the invcntion,-the invention is not entitled to nun1erdeparting from the spirit of the claims.

Having thus described our invention, What we claim as new, and desireto secure by Letters Patent, is

l. A damp-proof paint, comprising White lead, lime, plaster of Paris, Chinawoodoil, varnish, turpentine and naphtha, substantially as described.

2. A damp-prooi paint, comprising White Paris, and oil ingredient, varnish and turpentine mixed together in substantially the proportions designated and thinned with naphtha.

In testimony whereof we have hereunto signed our names to this specification.

ALBERT H. KING. BERT CQNNERS.

addressing; tilominlaicflonor c1? Patents,

moisture excluded there L I.

tit-

It is hereby certified that in Letters Patent N 0. 1,277,425, granted; SeptemberS, 1918 upon the application of Albert H. King and Bert Conners, of Toledo, Otio, for an improvement in Damp-Proof Paint, on error appears in the printed epeoifieation requiring correction as follows: Line 80, claim 2, for the Word and ready (m; and that the said Letters Patent should be read with this correction.

therein that the some may conform tothe record of the casein the Patent Office Signed and sealed this 8th day of October, A. D., 1918.

R. WHITEHEAE.

Acting Commissioner of Patents.

[emu] C1. lite-39. 

